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Browsing by Subject "22-ceto-23-espirocetales"

Browsing by Subject "22-ceto-23-espirocetales"

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  • Estudio de la Apertura de un 23-espirostano en presencia de TiCI4 
    Rivas Loaiza, Juan Antonio (Universidad Michoacana de San Nicolás de Hidalgo, 2015-02)
    This work describes a new methodology for the synthesis of cholestanic derivative 4, from botogenin acetate (1).The product was obtained from the opening of the F ring of compound 3 with TiCl4 and acetic anhydride. The ...
  • Nuevos derivados hemicetálicos obtenidos a partir de (25R)-23-espirosapogeninas 
    Flores Abad, Daniela (Universidad Michoacana de San Nicolás de Hidalgo, 2016-07)
    This work describes a new methodology for the synthesis of derivatives hemicetalic 13, 14, and 15 from hecogenin acetate (1), diosgenin acetate (2) and tigogenin acetate (3). The products were obtained via regioselective ...